Answer:
There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites. Protozoa are microscopic, one-celled organisms that can be free-living or parasitic in nature.
Explanation:
Answer:
upside down
Explanation:
When images first appear into the eye, they are first flipped. They are flipped over when it is being processed by the brain.
hello so the answer is suppose to be 20 words but idk but its a or b or d or c one of those :)
Answer:
you can prevent it by mulching, maintaining a healthy, perennial plant cover, planting a cover crop, or placing stones and woodchips. Soil erosion is displacement of the upper layer of soil. The effects of soil erosion go beyond the loss of fertile land. It has led to increased pollution and sedimentation in streams and rivers, clogging these waterways and causing declines in fish and other species. And degraded lands are also often less able to hold onto water, which can worsen flooding.
